Yellow split pea soup with ham

Split peas, yellow, rinsed	3 cups
Chicken broth, low sodium	4 cups
Water	4 cups
Onion, yellow, diced	2 cups
Carrot, diced	1 cup
Celery, diced	1 cup
Ham, trimmed, diced	1 pound
Ginger, minced	1 tablespoon
Marjoram, ground	1 teaspoon
Pepper, freshly ground

1. Spread the peas in a 6 quart slow cooker. 
2. Add the remaining ingredients excluding pepper, and stir to combine. 
3. Cover, and cook for 5 hours on HIGH, or 8 hours on LOW. 
4. Season with pepper.